Description:SW
& SWX series quarter-turn valve manual operator are used to
ball valves, butterfly valves and plug valves. It is driven by
wormgears, it features small volume, high speed ratio and large
output torque. The opening and closing position is shown on the
jaw opening indicator. At the totally opening and closing positions,
the positioning screws can be adjusted in the range of more or
less 5 degree, that makes easier for valve assembly.

Description:
SZ/SZB series of multi-turn valve manual operator are used to
gate valve, globe valves and etc. There are a pair of bevel
gears for deceleration and reinforcement, which drive the valve-stem
nut rotates, opening or closing the valve. The transmission
efficiency is more than 90%. It is usually operated with handwheel,
or makes up and electrical set drive the rotation of stem nut.

Description:
HBC series valve manual operator is a quarter-turn type one
which is especially designed for operation of butterfly valves,
ball valves and plug valves. It can be either mounted to the
valve directly or combined with other electrical actuator to
be used as a quarter-turn valve electric actuator.